WO2017057118A1 - Matière de remplissage - Google Patents

Matière de remplissage Download PDF

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Publication number
WO2017057118A1
WO2017057118A1 PCT/JP2016/077781 JP2016077781W WO2017057118A1 WO 2017057118 A1 WO2017057118 A1 WO 2017057118A1 JP 2016077781 W JP2016077781 W JP 2016077781W WO 2017057118 A1 WO2017057118 A1 WO 2017057118A1
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WO
WIPO (PCT)
Prior art keywords
members
support
plate
liquid
plate material
Prior art date
Application number
PCT/JP2016/077781
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English (en)
Japanese (ja)
Inventor
良行 磯
健 黄
真理子 佐賀
伸介 松野
博幸 内田
藤原　直樹
健司 高野
憲二 徳田
至高 中村
Original Assignee
株式会社Ihi
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Application filed by 株式会社Ihi filed Critical 株式会社Ihi
Priority to AU2016331679A priority Critical patent/AU2016331679B9/en
Priority to CA2999024A priority patent/CA2999024C/fr
Priority to EP16851292.9A priority patent/EP3357573B1/fr
Publication of WO2017057118A1 publication Critical patent/WO2017057118A1/fr
Priority to US15/924,654 priority patent/US10596484B2/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/26—Fractionating columns in which vapour and liquid flow past each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/18—Absorbing units; Liquid distributors therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/32—Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32206—Flat sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32213—Plurality of essentially parallel sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32213—Plurality of essentially parallel sheets
    • B01J2219/32217—Plurality of essentially parallel sheets with sheets having corrugations which intersect at an angle of 90 degrees
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32224—Sheets characterised by the orientation of the sheet
    • B01J2219/32227—Vertical orientation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32224—Sheets characterised by the orientation of the sheet
    • B01J2219/32231—Horizontal orientation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32237—Sheets comprising apertures or perforations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32248—Sheets comprising areas that are raised or sunken from the plane of the sheet
    • B01J2219/32251—Dimples, bossages, protrusions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32255—Other details of the sheets
    • B01J2219/32258—Details relating to the extremities of the sheets, such as a change in corrugation geometry or sawtooth edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32255—Other details of the sheets
    • B01J2219/32262—Dimensions or size aspects

Definitions

  • the present disclosure relates to a filler for promoting gas-liquid mass transfer in gas-liquid contact.
  • gas separation devices using gas-liquid contact are used in chemical plants, thermal power plants, etc., and specific gases are separated, removed, or recovered from gas to be treated such as exhaust gas containing various types of gases.
  • gas to be treated such as exhaust gas containing various types of gases.
  • a carbon dioxide recovery device carbon dioxide is absorbed and separated by bringing a gas containing carbon dioxide into contact with an absorption liquid such as a monoethanolamine aqueous solution. Carbon dioxide is released into the gas phase and recovered by bringing the absorbed liquid after absorption into gas-liquid contact while heating.
  • absorption liquid such as a monoethanolamine aqueous solution
  • absorption liquid such as a monoethanolamine aqueous solution
  • absorption of the specific gas components by the absorbing liquid is achieved using gas-liquid contact. Done.
  • an apparatus that performs gas-liquid contact has a filler for increasing the contact area between the absorbing liquid and the gas, and makes the absorbing liquid and the gas contact gas-liquid on the surface of the filler, The specific gas component is absorbed into the absorption liquid.
  • Various types of fillers useful for increasing the gas-liquid contact area have been proposed.
  • the gas-liquid contact surface of the filler in order to increase the gas-liquid contact area, has a roughness with a center line average roughness of 50 ⁇ m or more. It is comprised so that it may consist of either a surface part, the porous surface part which has several perforation holes, or a net-like thing.
  • the gas-liquid contact surface is constituted by a material in which a net-like body is attached to the surface of a plate-like body.
  • the gas-liquid contact unit is configured by a gas-liquid contact unit in which a large number of solid knitted fabrics are arranged in a vertical or substantially vertical direction. .
  • Patent Document 4 describes a gas-liquid contact device using a tubular structure having a horizontal cross section of a circle, a semicircular arc, a spiral or the like as a filler.
  • the gas flow is obstructed by the filler and the pressure loss increases, and the energy efficiency in gas supply decreases.
  • the gas flow is close to a straight line.
  • the packing described in Patent Document 4 has a gas-liquid contact surface configured vertically, and the gas flow Resistance is small.
  • the content of the present disclosure has been devised in view of the above-described problems, and can suppress deformation and distortion of the filler while suppressing pressure loss in gas-liquid contact, which is favorable when processing is performed. It is an object of the present invention to provide a filler for gas-liquid contact that can realize gas-liquid contact and efficient component transfer and can be reduced in weight.
  • the filler is a gas-liquid contact filler having a plurality of plates, and the plurality of plates are arranged in parallel at intervals.
  • the liquid is allowed to flow along a plane when used in a standing state, and each of the plurality of plate members is at least one member group having a plurality of support members attached to the plate member.
  • the upper support member has at least one member group in which the plurality of support members are arranged so that the upper end of the plate member corresponds to the upper end of the plate member and the lower end of the lower support member corresponds to the lower end of the plate member.
  • Each of the plurality of support members is parallel to the flow direction of the liquid and is perpendicular to the plane in which the liquid flows, and a pair of support walls connected to the plate material on one side, and Connect the other side of a pair of support walls
  • one plate member of the plurality of plate members includes at least one of a plurality of support members attached to the one plate member and a plurality of support members attached to adjacent plate members.
  • the gist is that a clamping structure that is clamped by at least one is formed, and the member groups in each of the plurality of plate members are positioned so that the clamping structure is linearly connected through the plurality of plate materials.
  • the length in the liquid flow direction of each of the pair of support walls is the wetting angle of the surface of the support wall in the liquid film formed by the liquid flowing down along the plate member. It can be set to be less than or equal to the length of the liquid film that can be maintained against breakage that may occur in connection with it.
  • the pair of support walls can be set to be a thin layer and have a rectangular shape with a length in the flow direction of 3 mm or more and 30 mm or less.
  • the distance between the pair of support walls may be 5 mm or more and 20 mm or less.
  • the pair of support walls each have a height corresponding to an interval between the plurality of plate members in the standing state.
  • the horizontal portion is vertically connected to the pair of support walls, has the same length as the pair of support walls, and has the same width as the interval between the pair of support walls. It is preferable to design it to have a rectangular shape.
  • the plurality of support members of the at least one member group are arranged in a vertical line or a straight line inclined from the vertical direction, and the lower end of one support member in the at least one member group, It is preferable that the plurality of support members be arranged so that the vertical distance between the upper ends of the adjacent support members is 2 to 10 times the length of the pair of support walls in the liquid flow direction.
  • the plurality of support members are arranged in a straight line inclined from a vertical direction in the standing state, and one support wall of one support member in the plurality of support members, It is preferable that the supporting wall of the supporting member adjacent to the lower part is arranged so as to be on the same vertical line.
  • each of the plurality of plate members further includes a first additional support member and a second additional support member having the same structure as the plurality of support members.
  • the plurality of members of the at least one member group are configured such that one upper end of one additional support member and the second additional support member corresponds to the upper end of the plate member, and the other lower end corresponds to the lower end of the plate member. It is preferable that the support members are arranged on both sides of the straight line arranged.
  • Each of the plurality of plate members has a plurality of the at least one member group, and in each of the plurality of plate members, the distance between two support members adjacent in the horizontal direction in the standing state is the support member. It is preferable that the distance between the pair of support walls is 2 to 20 times.
  • the plate member and the support member may be made of expanded metal.
  • Each of the plurality of plate members is rectangular, and four of the plurality of support members, the first additional support member, and the second additional support member of the at least one member group are four of the plate members. It is preferable to be disposed so as to be located near the corner, and the distance between the corner of the plate member and the member (the distance to the support wall on the side close to the corner) is preferably about 50 mm or less.
  • a filler for gas-liquid contact that can suppress deformation and distortion of the filler while suppressing pressure loss in gas-liquid contact, and can achieve weight reduction. Liquid contact and efficient component transfer can be realized, and it is possible to provide a gas-liquid contact device with good energy efficiency during operation.
  • FIG. 1 is a schematic block diagram which shows the gas-liquid contact apparatus which uses the filler which concerns on one Embodiment of this indication
  • (b) is the schematic explaining the liquid film formed in the board
  • (A) is a graph showing the correlation between the contact angle of the rib surface that reinforces the plate material and the liquid film length ratio, and (b) is an outline for explaining the liquid flow analysis for creating the graph of (a).
  • FIG. It is a perspective view which shows the member for reinforcement attached to the board
  • (A) is a perspective view which shows one Embodiment of the board
  • (b) shows one Embodiment which comprises a filler using the board
  • the gas flow resistance when contacting the gas and liquid affects the energy consumption during operation.
  • it is effective to use a filler composed of a plurality of parallel plate materials.
  • the filler 1 having such a structure is used in a state where a plate material is erected in a gas-liquid contact device 2 having a structure as schematically shown in FIG. 1A, and the flow path of the gas G in the filler 1 is The shape is straight and simple between the plates arranged in parallel at a predetermined interval. Therefore, the flow resistance is small, the manufacturing cost can be reduced, and the gas flow rate can be controlled by appropriately adjusting the interval between the plate members.
  • the plate material is made thinner in order to increase the gas-liquid contact area per volume, the strength is reduced and deformation and bending are likely to occur.
  • the filler needs to be resistant to the weight of the supplied liquid and the load of drop energy.
  • durability against the weight to be loaded and resistance to a load assumed at the time of assembling the device are also required. Therefore, even if the plate material can maintain the vertical self-sustaining state satisfactorily, structural reinforcement is required to withstand the load during operation and assembly.
  • Deformation and bending of the plate material can be prevented by attaching a reinforcing material.
  • the presence of the reinforcing material is not only a loss of the wetted area at the portion where the reinforcing material is attached, but also a decrease in the wetted area due to the influence on the liquid film around it.
  • the liquid film formed by the liquid that flows uniformly down the surface of the plate material breaks in the vicinity of the reinforcing material, causing the phenomenon that the liquid flow converges and the liquid concentrates and flows locally. It becomes easy.
  • the gas-liquid contact efficiency that is, the absorption efficiency is significantly reduced. Therefore, when attaching the reinforcing material, it is preferable to configure in a form that eliminates the influence on the wetness of the liquid as much as possible.
  • FIG. 2A is a graph in which the influence of the contact angle ⁇ s on the rib surface on the liquid film breakage is analyzed by analyzing the state in which the liquid film is formed on the plate material F by the flowing liquid.
  • a pair of plate materials are suspended as ribs R on both side ends of a rectangular stainless steel plate material F so that the angle ⁇ from the horizontal is 60 °.
  • the contact angle ⁇ s when the contact angle ⁇ s is in the range of 90 to 100 °, the liquid film does not always break in the plate material F having the length Lt, and the liquid film length ratio Lw / Lt decreases as the contact angle ⁇ s decreases. Therefore, using the flow analysis as described above in the design of the rib, the value or range of the contact angle ⁇ s at which the liquid film length Lw becomes the maximum value (or appropriate range) is obtained based on the analysis result, and this contact angle is obtained. If a rib material having a surface property (material, surface processing) corresponding to the above condition is selected, a rib in which breakage of the liquid film is suppressed can be obtained.
  • the liquid film length Lw takes a value of 0.1 Lt or more at any value of the contact angle ⁇ s. That is, 0.1 Lt can be set as the minimum value of the liquid film length Lw, and if the length Lr of the rib R is 0.1 Lt or less, the liquid film breakage is always prevented. Accordingly, the minimum value of the liquid film length Lw is obtained based on the correlation between the contact angle ⁇ s obtained from the flow analysis and the liquid film length Lw, and the rib length is set to the minimum value of the liquid film length Lw.
  • the liquid film breakage can be prevented by setting the following. Further, when the rib R made of a specific material is attached to the plate material F as a reinforcing material, it is possible to prevent the liquid film from being broken. In that case, the contact angle ⁇ s of a specific material constituting the rib is obtained, and the liquid film length Lw at the obtained contact angle ⁇ s is examined by referring to the correlation between the contact angle ⁇ s and the liquid film length Lw.
  • the rib length may be set so as to be equal to or less than the liquid film length Lw.
  • the correlation between the contact angle ⁇ s and the liquid film length Lw varies depending on the surface properties of the plate material F and the physical properties of the liquid to be supplied (density, surface tension, viscosity, affinity, etc.). Even if it changes to another thing, the same correlation is hold
  • FIG. 2A shows the analysis result under the condition that a uniform smooth plate having no irregularities on the surface is used as the plate material F.
  • a plate material useful as a gas-liquid contact filler a wire mesh using a metal wire or There are mesh-like plate materials such as punched metal plates and expanded metal plates. Such a mesh-like plate material needs reinforcement like the flat plate material, but is a material with high gas-liquid contact efficiency that exhibits good wettability.
  • the expanded metal plate is a preferable material as a filler because the liquid flowing down along the inclined strands easily spreads in the horizontal direction and exhibits a wetting spread in the horizontal direction equal to or higher than that of the smooth plate.
  • the evaluation of the liquid film length Lw based on the correlation as shown in FIG.
  • the liquid film formed as a body approaches a layer shape, and a correlation similar to that in FIG. Therefore, also in the case of a mesh-like plate material with fine meshes, as in the case of the plate material, the liquid film length Lw from the contact angle ⁇ s of the rib to the liquid film break position obtained or the minimum value of the liquid film length Lw Based on this, the rib length Lr ( ⁇ Lw) can be set.
  • the rib is set based on the above-described correlation, thereby breaking the liquid film. It is possible to constitute a suitable filler capable of preventing the above.
  • the length Lr of the rib capable of preventing the liquid film breakage varies depending on the physical properties of the liquid, the plate material, and the surface properties of the rib.
  • the maximum value that the rib length Lr can take is generally about 30 mm.
  • Such a short rib alone has a small function as a reinforcing material.
  • the liquid is divided on both sides of the rib and rejoins. Therefore, a thin rib is suitable for good liquid film bonding by merging.
  • a thin rib having a thickness of about 1 mm or less, preferably about 0.3 mm or less is suitable.
  • Such a thin layer-like short rib (referred to as a rib piece) is not high in its own strength, but by using a combination of a plurality of rib pieces, it can contribute to shape retention and reinforcement of the plate material.
  • the thin-layered rib pieces as described above are likely to fall down when a load is applied from above with the rib pieces suspended from the plate material. Therefore, in order to use as a filler, the bonding strength between the rib pieces and the plate material is maintained so that the suspended state of the rib pieces is maintained against the pressing force applied between the plate materials in a state where the plate materials are arranged in parallel. is necessary. For this reason, the joining method is limited.
  • this problem can be solved by incorporating a plurality of rib pieces into one member to form a structure.
  • the member is formed as a structure in which the upper ends of a pair of parallel rib pieces are coupled by a horizontal member.
  • this member is a member M having a structure as shown in FIG. 3, and the main part thereof is an integrated body having a pair of support walls 11 and a horizontal part 12 connecting the upper ends of the support walls 11.
  • the cross-sectional shape (cross-section perpendicular to the liquid flow direction) is a U-shape (angular U-shape).
  • the pair of support walls 11 of the member M corresponds to the aforementioned rib piece. Accordingly, the length of the liquid flowing in each support wall 11 is such that the liquid flowing along the plate material F can be formed and maintained against breakage that may occur in association with the wetting angle of the surface of the support wall 11. It is below the length of the membrane.
  • the length Lm of the support wall 11 is equal to or less than the maximum value that can be taken by the rib length Lr described above, specifically about 30 mm or less, preferably about 20 mm or less. From the viewpoint of strength, the length Lm of the support wall 11 is about 3 mm or more, preferably about 5 mm or more, and about 10 mm is optimal.
  • the support wall 11 is a thin layer having a thickness of about 1 mm or less, preferably about 0.3 mm or less.
  • a flange 13 is provided at each of the lower ends of the support walls 11.
  • the support wall 11 is vertically connected to the horizontal portion 12 and the flange 13, and the horizontal portion 12 is parallel to the flange 13. Accordingly, the horizontal portion 12 has substantially the same width Wm (ignoring the thickness of the support wall 11) as the interval between the support walls 11, and the length is the same as the length Lm of the support wall 11. It is a rectangle.
  • the horizontal portion 12 acts like a girder and durability against a pressing load is improved like a thin-walled ramen structure. Therefore, this member M suitably functions as a support member that supports adjacent plate materials in the filler in which the plate materials F are arranged in parallel, and also functions as a spacer that holds the interval between the plate materials.
  • the member M When the member M is made of metal, welding can be used as a bonding method for the plate material F, and it can be easily and easily joined to the metal plate material F such as a metal thin plate, a wire mesh or an expanded metal, particularly using spot welding.
  • the flange 13 of the member M can be easily and efficiently joined to the plate material.
  • the member M may be joined to the plate material F using an adhesive, and in that case, the flange 13 can be reduced or omitted.
  • the flange 13 also has an effect of reinforcing the support wall 11, but considering the influence on the liquid film formation, the width Wf is about 20 mm or less, preferably about 2 to 10 mm.
  • the member M can be configured to connect three or more support walls with a horizontal member. In this case, the durability is increased, but the influence on the wet surface, the weight of the filler is reduced, and the processability is increased.
  • the structure by a pair of support wall is favorable at such points.
  • each of the pair of support walls 11 in a state where the member M is attached to the plate material F is connected to the plate material F on one side, and the horizontal portion on the other side (opposite side). 12 is connected.
  • the support wall 11 is parallel to the flow direction of the liquid and is perpendicular to the plane (the surface of the plate material F, that is, the wet surface) where the liquid flows.
  • the surface tension balance near the ribs R at both ends influence each other. That is, in order to prevent liquid film breakage, a certain distance or more is preferably provided between the ribs R, and the horizontal distance between the ribs R is preferably about 10 mm or more. For this reason, in the structure of the member M as shown in FIG. 3, a preferable minimum value of the interval between the support walls 11 is determined in order to prevent the liquid film breakage between the support walls 11.
  • the distance, that is, the width Wm of the horizontal portion 12 is designed to be about 5 mm or more, preferably 10 mm or more. In view of the weight of the member M, the width Wm is preferably about 20 mm or less.
  • the interval S between the plate materials F is the height of the member M, that is, the height of the support wall. It depends on Hm. Accordingly, the height Hm of the member M is set corresponding to the interval S (corresponding to the width of the gas flow path) of the plate material F in the use state as the filler.
  • each of the plate members F constituting the filler has at least one member group having a plurality of members M.
  • the plurality of members M constituting the member group preferably form a row.
  • the upper end of the uppermost member M (for example, the member M11, M12, or M13 in FIG. 4A) in the standing state corresponds to the upper end of the plate member F
  • the plurality of members M are arranged so that the lower end of the lowest member M (for example, the member M51, M52 or M53 in FIG. 4A) corresponds to the lower end of the plate material F.
  • each of the plurality of plate members is sandwiched between at least one of the plurality of members attached to the plate member and at least one of the plurality of members attached to the adjacent plate member in the standing state.
  • the sandwiched structure is positioned so as to be formed (see, for example, FIG. 4B), and the members are disposed so as to substantially overlap with each other through the plate material.
  • each member M reinforces the attached plate member F and supports the adjacent plate member F, and at the same time, the adjacent plate member on the opposite side.
  • the plate member F is clamped together with the member M on F to act to fix the position.
  • FIG. 4B a plurality of plate materials F1 to F3 identical to the plate material F to which the members M are attached in the arrangement shown in FIG.
  • a quadrangular prism-shaped filler 1A in which a plurality of plate materials are arranged in parallel at intervals S is configured, and the positions of corresponding members of the plate materials F1 to F3 coincide. Accordingly, a linear holding structure is formed between the corresponding members, and in FIG. 4B, 12 linearly linked holding structures are formed.
  • three plate materials F1 to F3 are simply described, but by increasing the number of plate materials F to be arranged in parallel, the thickness of the filler 1A substantially increases to an integral multiple of the height Hm of the member M. To do.
  • the filler 1A in FIG. 4 (b) is configured using plate materials having the same configuration, the positions of the corresponding members between the plate materials substantially coincide. However, even if they do not completely coincide with each other, the position of the plate can be fixed as long as a part of each plate is involved in clamping the plate. That is, in each plate, at least a part of the support wall 11 or the horizontal part 12 of the member M on one side and at least a part of the support wall 11 or the horizontal part 12 of the member M on the other side are in the same position. If the arrangement is related to the clamping of the plate material, the clamping structure is formed, and these members M are effective in suppressing deformation of the plate material F. Therefore, some variation in the arrangement of the member M is allowed.
  • the chain of the sandwiching structure is preferably a straight line perpendicular to the plate material, but may be a straight line inclined with respect to the plate material, or a linear shape including a gentle curve or meandering.
  • the shape of the filler 1 is a quadrangular prism, it can be configured by using the plate material F having the same structure, so that substantially all the members M are sandwiched between the plate materials F as shown in FIG. It is possible to arrange it to be involved. The more members M that are involved in the clamping of the plate material F, the higher the effect of suppressing the deformation of the plate material F, but not all of the members M attached to the plate material F need to be involved in the clamping of the plate material F.
  • the rib rows can synergistically act as a whole by arranging a plurality of rib pieces at intervals along a straight line. That is, even if it is a discontinuous rib row
  • the arrangement of the rib pieces is in the vertical direction (that is, the liquid flowing down direction)
  • the vertical interval between the rib pieces is short, the liquid that splits on both sides of the rib pieces and then rejoins at the lower end of the rib pieces. Before the liquid film is stabilized, the liquid reaches the next rib piece.
  • the liquid film breaks easily.
  • the rib pieces so that the vertical interval between the rib pieces is about 10 mm or more, preferably about 40 mm or more, thereby stabilizing the liquid film on the downstream side of the rib pieces. It becomes easy to change.
  • the effect obtained by forming the rib row composed of a plurality of rib pieces as described above can be obtained in the same way for the member M having a structure in which the rib pieces are integrated.
  • the members M arranged in a row correspond to two rib rows. To do.
  • the plurality of members M constituting the member group are preferably attached to the plate member F so as to be arranged in a vertical line or a straight line (except for a horizontal line) inclined from the vertical direction in the standing state of the plate member F.
  • the members M are arranged in a staggered pattern in an even distribution.
  • This arrangement includes two member groups each constituted by three members M12, M21, M31 or members M33, M42, M52 and one member group constituted by five members M13, M22, M32, M41, M51.
  • It can also be understood as a configuration of a vertical arrangement in which the two configured member groups are each arranged in a straight line in the vertical direction.
  • the member M11 (or member M13) at the upper end on one side and the member M53 (or member M51) at the lower end on the other side are understood as additional support members.
  • the members M in the arrangement of the members M, if the support walls 11 are arranged at short intervals in the vertical direction, the liquid film therebetween becomes unstable and easily broken. Considering this, it is appropriate to arrange the members M so that the vertical interval between the support walls 11 is about 9 mm or more, preferably about 15 mm or more. From the viewpoint of strength, the distance in the vertical direction (liquid flowing direction) between the lower end of the upper member M and the upper end of the lower member M is about 10 times or less the length Lm of the support wall 11. It is good to arrange.
  • the distance in the vertical direction is preferably about 2 to 10 times, preferably about 3 to 10 times the length Lm of the support wall 11, and is generally about 9 to 100 mm, preferably about 15 to 80 mm. More preferably, it is appropriate to set it to about 40 mm.
  • the arrangement of the members M on the plate members F is also set up in a standing manner in the same manner as the interval between the support walls 11 of the members M is suitably set in order to prevent the liquid film breakage between the support walls 11.
  • the distance between the two adjacent members M in the horizontal direction (that is, the distance between the support walls 11 or the distance between the horizontal portions 12) is about 20 mm or more, preferably 30 mm or more. Is preferred.
  • the distance between the two members M is preferably about 20 times or less of the distance between the support walls 11 (the width Wm of the horizontal portion 12). Accordingly, the horizontal distance between the members M may be set to about 2 to 20 times the distance between the support walls 11, and is generally about 20 to 200 mm, preferably about 30 to 100 mm, more preferably about 40 mm.
  • the horizontal distance between the members M may be set to about 2 to 20 times the distance between the support walls 11, and is generally about 20 to 200 mm, preferably about 30 to 100 mm, more preferably about 40 mm.
  • the members M In the arrangement formed by the member group, it is not necessary to arrange the members M at equal intervals. Further, the distribution of the members M over the entire surface of the plate material F need not be uniform. Since equidistant arrangement and uniform distribution are advantageous from the viewpoint of manufacturing and assembly, weighting is applied to the arrangement and / or distribution of the members M according to the characteristics of the material used as the plate material F based on these. It can be performed appropriately. Generally, it is preferable that the number (distribution density) of the members M attached per unit area of the plate material F is about 0.01 to 0.1 / cm 2 . The weighting of the arrangement and / or distribution may be performed in consideration of, for example, the ease with which buckling occurs at the upper end and the lower end, load concentration, and the like.
  • the members M may be arranged as follows, for example. Two member groups composed of five members M are arranged on two parallel straight lines inclined from the vertical direction in the standing state of the plate member F, and one of one member is arranged on each inclined straight line. Inclination of the array line so that the support wall and one support wall of the member positioned above or below it are on the same vertical line, and the other support wall of these members is not on the same vertical line And adjust the member spacing. That is, for the member M and the member M below it, the support walls on the near side are on the same vertical line, and the other support wall of the member M on the lower side is the support wall on the near side of the member M below it. On the same vertical line.
  • the support walls arranged in a vertical line need to be provided with an interval that can prevent the liquid film from being broken.
  • two support walls satisfying this point and having an interval of about 10 times or less the length Lm of the support wall 11 can be used.
  • the support walls are arranged in a vertical line, the reinforcing action in the vertical line direction is improved. Therefore, it is advantageous in reducing the number of members M attached to the plate material F per unit area.
  • regions having a low member distribution density exist on both outer sides of the two rows formed by the member groups arranged in the tilt direction.
  • two members M may be attached as a first additional support member and a second additional support member having the same structure as these members. These members are arranged on both sides of two straight lines on which members M constituting the member group are arranged.
  • One member M has an upper end corresponding to the upper end of the plate member, and the other member M has a lower end plate member F. It arrange
  • the plate material F is bent. Easy to suppress. This advantage is remarkable when the distance between the corner of the plate member F and the member M (distance with the support wall near the corner) is about 80 mm or less.
  • FIG. 5 shows another embodiment relating to the arrangement of the members M.
  • a member group by three members Ma, a member group by three members Mb, a member group by three members Mc, and a member group by three members Md are each arranged on a straight line in the vertical direction.
  • the members Me and Mf are arranged such that one of the support walls is aligned with the same vertical line as the one of the uppermost member Mb or the lowermost member Mc.
  • the reinforcing action in the vertical direction in the row of members Mb and the row of members Mc is improved.
  • the distribution of the members M can be devised to constitute an efficient arrangement of the members.
  • the member arrangement in FIG. 4 (a) is a rotationally symmetric arrangement with respect to the vertical axis and the horizontal axis. 5, the arrangement excluding the member Me and the member Mf is a line-symmetrical and rotationally symmetric arrangement, and the overall arrangement including the member Me and the member Mf is rotationally symmetric.
  • the arrangement of the members having symmetry is effective in balancing the reinforcing action, and can efficiently support the plate material. Therefore, it is easy to reduce the number of members used, which is advantageous for reducing the weight of the filler.
  • FIG. 6 (a) to 6 (c) are schematic views showing the upper surface of the filler accommodated in the container 3 for showing an embodiment in which a cylindrical filler is formed using a rectangular plate material F.
  • the member M is drawn away from the plate material F, but each member M is joined to the plate material F on one side as in FIG. The horizontal portion comes into contact with the plate material F on the other side.
  • the cylindrical filler is formed by juxtaposing the plate material F in a standing state in a container 3 having an annular side wall. Since the shape of the board
  • plate material can be determined, and the arrangement
  • the arrangement of the members M in the central plate material for example, an arrangement as shown in FIG. 4 or FIG. 5 is arbitrarily set, and the plate materials arranged in parallel on both sides correspond to the reduction in the width of the plate material.
  • the both sides of the central plate material can be set to a form that is cut symmetrically.
  • the filler 1B has a plane-symmetric form with respect to the plate material F0.
  • Such a plane-symmetrical configuration is also possible in a rectangular filling material composed of the same rectangular plate material, with the members attached inward to the plate materials on both sides of the plate material to which no members can be attached. You can do it.
  • the plate material F0 without a member is disposed on one outer side of the parallel plate materials F, and the member M is uniformly attached to the plate material F toward the plate material F0. .
  • the sandwiching structure is formed so as to be connected in a straight line through all the plate materials including the plate material F0 on one side.
  • the filler 1B and the filler 1C are different in the direction of the member M, but the positions of the members are the same, the action of supporting and reinforcing the plate material F, and the action of holding the shape by sandwiching the plate material F. Can be evaluated as substantially equivalent.
  • the members M positioned at the upper end of the plate material F are linearly arranged in the direction perpendicular to the plate material F, and the corresponding member M is positioned at the plate material F. It is in between. Therefore, each plate material F is reliably clamped by the members M on both sides.
  • the members M positioned at the upper end of the plate material F are arranged on a horizontal straight line inclined from the normal direction of the plate material F. That is, the positions of the corresponding members of the plate adjacent to one member are not completely matched, and these members are arranged so as to partially overlap.
  • the sandwiching structure is linearly connected through the entire plate material by a chain of two rows of linear sandwiching structures.
  • various columnar fillers such as a polygonal columnar filler and an elliptical columnar shape can be configured without being limited to the rectangular columnar or columnar filler. It can be easily understood from FIG.
  • the members Mp, Mq, Mr, and Ms which are modified examples of the member M, and are examples of structures that have improved yield strength similar to the member M of FIG.
  • the member M in FIG. 3 has a structure that improves the proof stress against the pressing load by the action of the straight horizontal portion 12, whereas the horizontal portion 12 of the member M is changed to an arch-shaped horizontal portion 12p.
  • the member Mp having a structure as shown in FIG.
  • the connection between the horizontal portion 12p of the member Mp and the upper end of the support wall 11 is smooth, that is, continuous. That is, the contact surface of the horizontal portion 12 p coincides with the support wall 11 at the connection portion between the horizontal portion 12 p and the support wall 11.
  • the curvature of the horizontal portion 12p can be changed as appropriate.
  • the support wall 11 of the member Mp can be shortened so as to have the same height Hm as the member M. If the support wall 11 is further shortened and substantially omitted from the member Mp, it is deformed to a member Mq having a structure as shown in FIG. Since the horizontal portion 14 of the member Mq rises vertically from the flange 13 at both ends, considering the thinness of the liquid film of the liquid flowing on the plate material F, the member Mq is substantially the same as the member M and the member Mp with respect to liquid wetting. Are equivalent. In other words, the horizontal portion 14 of the member Mq serves as both the support wall 11 and the horizontal portion 12 of the member M.
  • the member Mp in FIG. 7A can be deformed so that the connection between the curved horizontal portion 12p and the support wall 11 is discontinuous, and when the horizontal portion is curved so as to be recessed, The member Mr as shown in 7 (c) is obtained.
  • the horizontal portion 12r of the member Mr is not in surface contact with the adjacent plate material F in a state where the plate materials F are arranged in parallel. Accordingly, the member Mr acts in the same manner as the structure in which the plate material F is supported by the pair of rib pieces (support walls), and the proof stress against the pressing load is similarly improved by the horizontal portion 12r.
  • FIG. 7A is deformed so that the flange 13 and the support wall 11 are continuously connected to each other, a member Ms having a structure as shown in FIG. 7D is obtained. That is, the flange 13s, the support wall 11s, and the horizontal portion 12s are curved in an S shape. Similar to the members Mp, Mq, and Mr, the member Ms has a structure having a resistance against a pressing load. Since the lower end of the support wall 11s is not connected perpendicularly to the plate material F, the conditions relating to liquid wetting are different. However, the curvature of the lower end of the support wall 11s as shown in FIG. 7D is within the allowable range.
  • the member Ms in FIG. 7D includes an embodiment in the case where the member M is manufactured by such bending.
  • the curvature (curvature radius) of the lower end of the support wall 11s is increased in the production of the member, the liquid film is easily broken as compared with the member M. Therefore, the length Lm of the support wall is set so as to resist the liquid film breakage. A short setting is recommended.
  • the gas-liquid contact device 2 as shown in FIG. Can be used as a filler for gas-liquid contact.
  • the liquid A is supplied to the spray pipe 4 of the gas-liquid contact device 2 through the liquid supply line 5, and the gas supply line 6.
  • Gas G is supplied to the gas-liquid contact device 2 through Thereby, the liquid A flows down on the board
  • the liquid A forms a liquid film on the filler 1 and absorbs a specific component in the gas G.
  • the gas G ′ from which specific components have been separated and removed by the liquid A is discharged to the outside through the gas discharge line 7 connected to the top of the container 3, released into the atmosphere, or transported to other processing equipment as necessary. To do.
  • the liquid A ′ functioning as the absorbing liquid is stored at the bottom of the container 3 and then discharged to the outside through the drainage line 8 connected to the bottom.
  • the discharged liquid A ′ can be refined (regenerated) in facilities such as a chemical plant and a thermal power plant, stored in a storage tank as necessary, and then supplied to the liquid supply line 5.
  • a regenerator for liquid A may be provided so that the liquid circulates between the gas-liquid contact device 2 and the regenerator.
  • the container 3 may be a hollow shape having a filling space inside, and generally has a substantially cylindrical shape.
  • the spray tube 4 is composed of a plurality of tubes arranged in parallel or in a lattice shape above the filler 1, and an opening for discharging the liquid A is formed in the lower portion of each tube.
  • the spraying tube 4 is not limited to such a structure, and generally used spraying means such as a shower head, a spray nozzle, a straw nozzle, and the like can be used as appropriate.
  • the gas G is supplied from the lower side of the container 3 to be raised, but may be deformed so as to be supplied and lowered from the upper side.
  • the gas-liquid contact device 2 may be provided with a cooling device that cools the gas G in advance, a drain recovery device that discharges the drain, or the like.
  • Examples of the gas G to be processed by the gas-liquid contact device 2 include waste gas (exhaust gas) and reaction gas generated in facilities such as a chemical plant and a thermal power plant.
  • carbon dioxide, acidic gases such as nitrogen oxides and sulfur oxides are treated as specific components.
  • the liquid A used as the absorbing liquid is selected.
  • an alkali such as a cyclic amine compound, an alkanol amine, a phenol amine, or an alkali metal salt is used.
  • An aqueous solution of the agent is often used.
  • aqueous solutions of alkaline agents such as calcium compounds and magnesium compounds are generally used.
  • a monoethanolamine (MEA) aqueous solution often used in the recovery of carbon dioxide, a carbamate / amine salt (carbamate), carbonate, bicarbonate, etc. are produced by reaction with carbon dioxide.
  • each part which comprises the gas-liquid contact apparatus 2 is manufactured with the raw material which has tolerance with respect to the chemical agent contained in the component of the gas G and the liquid A which were mentioned above.
  • the plate material F and the member M are made of a material that does not cause a reaction (corrosion) with the gas G to be processed and the liquid A to be used.
  • examples of such materials include metals such as stainless steel, aluminum, nickel, titanium, carbon steel, brass, copper, monel, silver, tin, and niobium, and resins such as polyethylene, polypropylene, and PTFE.
  • the plate material F is a layered material having at least the surface made of a corrosion-resistant material as described above, and a flat plate having a uniform thickness or a mesh-like sheet or plate material having an opening is preferably used.
  • Expanded metal made of stainless steel, aluminum, or other metal plate is a plate that can reduce weight while maintaining strength to the extent that it can stand alone, and exhibits excellent properties in liquid wetting and spreading. Therefore, it is preferable.
  • the plate material F may be provided with surface roughness by forming minute irregularities on the surface by surface processing such as sanding, sandblasting, ultraviolet ozone treatment, plasma treatment or the like.
  • plate material F may be a raw material prepared so that the above use conditions may be met by modification
  • the member M is produced by using a layered material made of a corrosion-resistant material, like the above-described plate material F, and any of a flat plate and a mesh sheet may be used.
  • a metal material an elongated strip having a width corresponding to the length Lm of the support wall 11 of the member M is prepared from the material, and bending is performed to deform the strip into the shape of the member M as illustrated. By doing so, the member M can be easily created.
  • the member M is made of a resin material, it can be similarly produced by preparing an elongated strip and applying heat in bending, or by molding a resin using a mold.
  • the expanded metal member M is preferable because it is excellent in terms of spreading and spreading, but it is necessary to pay attention to the fact that the processing accuracy in the production of the member M is likely to be reduced and variations are likely to occur.
  • the filler 1 is not limited to the gas-liquid contact device for absorbing / separating / removing the specific component as described above, but includes various chemical processes including distillation, purification, and emission.
  • the present invention can also be applied to apparatuses used in chemical plants (distillation tower, purification tower, stripping tower (regeneration tower), etc.).
  • a filler capable of realizing a gas-liquid contact device with low pressure loss in gas-liquid contact and good energy efficiency during operation. it can. That is, it is possible to solve the problems such as the weight reduction of the apparatus to which the filler is applied and the manufacturing process cost of the filler, which is very advantageous economically.
  • a member group having a plurality of support members used for the configuration of the filler can be provided, and can be used as a support for the filler.
  • the member group is applied to a filler for gas-liquid contact that is used by arranging a plurality of plate members in parallel in an upright state with a space therebetween, and causes the liquid to flow down along a plane.
  • a group of members having a plurality of support members, wherein each of the plurality of support members is parallel to the flow direction of the liquid and perpendicular to the plane through which the liquid flows, and the plate member on one side.
  • a pair of support walls connectable to each other and a horizontal portion connecting the other side of the pair of support walls.
  • the turbulent flow model is not used, the inflow boundary of the liquid is defined with a constant liquid film thickness, conditions for inflow at a uniform flow velocity are given, the plate material F and the rib R are set to No-slip conditions, and other boundary surfaces Is the outflow boundary of the static pressure regulation. Since CFD analysis is a known analysis method, detailed description thereof is omitted here.
  • Example 1 The expanded metal plate was cut into a rectangle having a width of 140 mm and a length of 210 mm in an arrangement in which the short direction was the long direction (vertical direction), and the plate material of Sample 1 was produced.
  • Example 2 The following operations were performed using 12 members Mx (made of steel plate) and the plate material of Sample 1.
  • the member Mx was divided into two member groups in which the five members Mx are one member group, and two additional members Mx.
  • the members Mx of the two member groups are arranged on the plate material in an arrangement in which the plate materials in the standing state are arranged on two parallel straight lines inclined from the vertical direction, and two additional members are provided on both sides of the arrangement. Mx was placed. At this time, in each member group, the upper end of the uppermost member Mx coincides with the upper end of the plate member F, the lower end of the lowermost member Mx coincides with the lower end of the plate member F, and the five members Mx are equally spaced.
  • the members Mx are arranged on the upper and lower sides of the row so that one support wall of one member Mx in each member group and one support wall of the upper or lower member Mx are aligned on the same vertical line. It was set. Therefore, the vertical interval between the horizontal portion of one member Mx constituting the member group and the horizontal portion of the upper or lower member Mx is 40 mm.
  • the two additional members Mx were each arranged at a position where the distance between the horizontal portion and the side edge of the plate material F was 10 mm so that the upper end or lower end of the member coincided with the upper end or lower end of the plate material F.
  • the distance between the two members Mx located at the top of the two member groups and one additional member Mx located at the upper end of the plate member is 40 mm. It set so that it might become.
  • the plate material of the sample 2 was manufactured by joining the flange of the member Mx to the plate material by spot welding.
  • Example 3 Except for using 12 members My (made of expanded metal plate) instead of 12 members Mx, the member My is arranged on the plate material in the same manner as the sample 2, and the member Mx is attached to the plate material by spot welding. Thus, a plate material of Sample 3 was produced.
  • the area of the liquid film formed on the plate material (the area of the portion wetted with the liquid) was measured, and this was defined as the wet area of the plate material.
  • the weight of the plate material was measured using a load cell, and the weight of the liquid that wets the plate material was obtained by the weight difference before and after the liquid was supplied. Thereby, the validity of the area value of the liquid film measured from the image was confirmed.
  • Example 2A In order to construct a cylindrical filler having a diameter of 240 mm and a length of 210 mm with 47 plate members (pitch: 5 mm), an expanded metal plate made of SUS304 (thickness: 0.3 mm, short direction center distance: 1. 8 mm, the center distance in the long direction: 3.0 mm) was cut to prepare 47 rectangular plate materials each having a different lateral width corresponding to the arrangement position. A member Mx (made of a steel plate) was attached to each of the obtained plate materials by spot welding and assembled so as to be juxtaposed in an upright state, thereby preparing a filler of Sample 2A.
  • the five members Mx are grouped, and the 20 members Mx are divided into four groups. It was attached so that four rows in which five members Mx were arranged at equal intervals in an inclined straight line were formed in parallel and at equal intervals.
  • the member Mx was attached so as to have a form in which both side ends of the central plate material were cut away symmetrically corresponding to the decrease in the width of the plate material.
  • the uppermost member Mx of each plate member was arranged on four equally spaced straight lines perpendicular to the plate member. In other words, the filler was formed such that the sandwiching structure of the plate material continued linearly through the entire plate material.
  • Example 3A Similarly to the sample 2A, a plate material for forming a cylindrical filler was produced.
  • the member My is arranged on the plate material in the same manner as the sample 2A except that the member My (made of expanded metal) is used instead of the member Mx, and the member My is attached to the plate material by spot welding and arranged in a standing state.
  • the member My made of expanded metal
  • the fillers of Samples 2A and 3A are useful in terms of durability and wettability.
  • the gas to be treated is applied to a gas purification device, a gas separation device, or the like that separates, removes or recovers a specific gas component such as an acid gas or a harmful gas from a gas to be treated such as an exhaust gas or a mixed gas.
  • a filler that promotes absorption of a specific gas component into the absorption liquid by gas-liquid contact with the absorption liquid. Energy efficiency during operation of the gas-liquid contact device is good, and good gas-liquid contact and efficient component transfer can be realized while suppressing pressure loss.
  • Generalization based on economic improvement can contribute to improvement in efficiency in chemical processing and manufacturing processing, prevention of environmental pollution due to the spread of exhaust gas treatment such as combustion gas, and the like. Moreover, it can contribute to the effective use of resources by reducing the weight of the apparatus and reducing manufacturing and processing costs.

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  • Chemical Kinetics & Catalysis (AREA)
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  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
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Abstract

L'invention concerne une matière de remplissage comportant une pluralité de matériaux en feuille disposés en parallèle avec un espace entre eux. Les matériaux en feuille sont utilisés dans un état dressé, et un liquide est amené à s'écouler le long des surfaces plates de ceux-ci. Chaque matériau en feuille (F) possède une pluralité d'éléments de support (éléments M11 à M53) disposés de telle sorte que l'extrémité supérieure de l'élément de support tout en haut correspond à l'extrémité supérieure du matériau en feuille et l'extrémité inférieure de l'élément de support tout en bas correspond à l'extrémité inférieure du matériau en feuille. Chacun des éléments de support possède une paire de parois de support parallèles à la direction d'écoulement et perpendiculaires à la surface plate du matériau en feuille, et une partie formant un pont reliant les parois de support. Une structure de prise en sandwich et de maintien, qui intercale et maintient les matériaux en feuille par au moins l'un parmi la pluralité d'éléments de support fixés à un matériau en feuille et au moins l'un parmi la pluralité d'éléments de support fixés à un matériau en feuille adjacent, est formée, et les éléments de support sont positionnés de telle sorte que la structure de prise en sandwich et de maintien s'étend en une forme linéaire à travers la pluralité d'éléments de feuille.
PCT/JP2016/077781 2015-09-30 2016-09-21 Matière de remplissage WO2017057118A1 (fr)

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AU2016331679A AU2016331679B9 (en) 2015-09-30 2016-09-21 Packing
CA2999024A CA2999024C (fr) 2015-09-30 2016-09-21 Matiere de remplissage pour appareil de mise en contact gaz-liquide
EP16851292.9A EP3357573B1 (fr) 2015-09-30 2016-09-21 Matière de remplissage
US15/924,654 US10596484B2 (en) 2015-09-30 2018-03-19 Packing

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JP2015193399A JP6641844B2 (ja) 2015-09-30 2015-09-30 充填材
JP2015-193399 2015-09-30

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EP (1) EP3357573B1 (fr)
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Publication number Priority date Publication date Assignee Title
WO2019151230A1 (fr) * 2018-01-30 2019-08-08 株式会社Ihi Charge, son procédé de fabrication, et structure filmogène liquide

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2944133C (fr) * 2014-04-01 2019-04-30 Ihi Corporation Procede de fabrication de matiere de charge et matiere de charge
JP6812440B2 (ja) * 2016-08-01 2021-01-13 株式会社Ihi 充填材及びその製造方法
BR112023022061A2 (pt) * 2021-05-11 2023-12-26 Carbon Eng Ltd Contactor de gás-líquido com compactado para captura de dióxido de carbono

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JPWO2019151230A1 (ja) * 2018-01-30 2021-01-28 株式会社Ihi 充填材、その製造方法及び液膜形成構造
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JP7057950B2 (ja) 2018-01-30 2022-04-21 株式会社Ihi 充填材、その製造方法及び液膜形成構造

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JP6641844B2 (ja) 2020-02-05
EP3357573B1 (fr) 2022-05-25
US20180207544A1 (en) 2018-07-26
EP3357573A1 (fr) 2018-08-08
CA2999024C (fr) 2020-08-18
EP3357573A4 (fr) 2019-07-03
AU2016331679B2 (en) 2019-01-03
CA2999024A1 (fr) 2017-04-06
AU2016331679A1 (en) 2018-04-19
JP2017064631A (ja) 2017-04-06
US10596484B2 (en) 2020-03-24

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